Fire Emergency and Fire Prevention at your workplace

2024/04/2407:50:05 science 170490

Fire Emergency and Fire Prevention at your workplace - DayDayNews

Fire Emergency and Fire Prevention at your workplace - DayDayNews

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Inside a US hospital (data map) Overseas Network, July 7. According to a report by NBC New York on the 5th, a new study from Yale University showed that a cancer patient in Connecticut, USA, was infected with the new coronavirus for 471 days. During this time, the virus mutated t - DayDayNews

Inside a US hospital (data map) Overseas Network, July 7. According to a report by NBC New York on the 5th, a new study from Yale University showed that a cancer patient in Connecticut, USA, was infected with the new coronavirus for 471 days. During this time, the virus mutated t

A patient in the United States was infected with COVID-19 for 471 days, and the virus mutated three times in the body

06/06 1042

A sand battery works like a solar panel: it collects heat and stores it as energy. But sunny days are extremely rare in Finland, especially in winter. So Finnish experts have invented something similar - an eco-friendly battery with ordinary sand inside. New eco-friendly battery - DayDayNews

A sand battery works like a solar panel: it collects heat and stores it as energy. But sunny days are extremely rare in Finland, especially in winter. So Finnish experts have invented something similar - an eco-friendly battery with ordinary sand inside. New eco-friendly battery

The world's first sand battery has started working | It helps store thermal energy and heat places

06/06 1379

01: The largest bird sculpture in the world is located in the southwestern state of India, Kerala. It is 61 meters long, 45.72 meters wide and 21.3 meters high, and is decorated with intricate details. - DayDayNews

01: The largest bird sculpture in the world is located in the southwestern state of India, Kerala. It is 61 meters long, 45.72 meters wide and 21.3 meters high, and is decorated with intricate details.

28 Miracles of Humanity and Nature That Are So Amazing and Depressing

06/06 1984

[Plumbing Valve Network News] Valve corrosion is one of the main reasons for valve failure. There are several forms or causes of corrosion, which can be roughly divided into six forms of corrosion. Corrosion is a natural wasteful way of drawing metals into their ores. - DayDayNews

[Plumbing Valve Network News] Valve corrosion is one of the main reasons for valve failure. There are several forms or causes of corrosion, which can be roughly divided into six forms of corrosion. Corrosion is a natural wasteful way of drawing metals into their ores.

How are hotel valves corroded?

06/05 1747

Academician Wu Jianqi (first from right) guides scientific researchers in equipment testing in the microwave anechoic chamber of the 38th Institute of China Electronics Technology. Radar is known as "clairvoyance" and can detect and locate aircraft at long distances. "After the e - DayDayNews

Academician Wu Jianqi (first from right) guides scientific researchers in equipment testing in the microwave anechoic chamber of the 38th Institute of China Electronics Technology. Radar is known as "clairvoyance" and can detect and locate aircraft at long distances. "After the e

"Approach Academician" Wu Jianqi: Make invisible aircraft visible

06/05 1322

No matter from which angle you look at it, Peng Yongzhen is not one of those who wins at the starting line. This academician of the Chinese Academy of Engineering and professor of Beijing University of Technology cut wood in the mountains when he was young, and did not enter univ - DayDayNews

No matter from which angle you look at it, Peng Yongzhen is not one of those who wins at the starting line. This academician of the Chinese Academy of Engineering and professor of Beijing University of Technology cut wood in the mountains when he was young, and did not enter univ

Academician Peng Yongzhen: Don’t let “late start” become an excuse

06/05 1510

Sometimes diving to the bottom, sometimes coming out of the water, sometimes swimming... At the Baiji Dolphin House of the Institute of Hydrobiology, Chinese Academy of Sciences, the Yangtze finless porpoise baby "F9C22" is playing in the company of its mother "Fujiu". Mother and - DayDayNews

Sometimes diving to the bottom, sometimes coming out of the water, sometimes swimming... At the Baiji Dolphin House of the Institute of Hydrobiology, Chinese Academy of Sciences, the Yangtze finless porpoise baby "F9C22" is playing in the company of its mother "Fujiu". Mother and

"F9C22" Hello, warm welcome

06/06 1815

Some time ago, some netizens reported that a strange phenomenon of "thousands of flying swallows" appeared over Leshan, Sichuan. Thousands of swallows hovered over Leshan and made scalp-numbing screams. Seeing this scene, many netizens said: Is the "flying swallows" that appeared - DayDayNews

Some time ago, some netizens reported that a strange phenomenon of "thousands of flying swallows" appeared over Leshan, Sichuan. Thousands of swallows hovered over Leshan and made scalp-numbing screams. Seeing this scene, many netizens said: Is the "flying swallows" that appeared

The phenomenon of "flying swallows flying thousands of miles" in Sichuan has triggered heated discussions. What does it portend? A sign of an earthquake coming?

06/06 1647

Although the theories discussed on this topic appear to be a bit unfounded, there are many people in Europe and the United States who are preparing for "Judgment Day" and preparing various things in advance. Some people call them doomsday operators. - DayDayNews

Although the theories discussed on this topic appear to be a bit unfounded, there are many people in Europe and the United States who are preparing for "Judgment Day" and preparing various things in advance. Some people call them doomsday operators.

Scientific Survival Techniques - Doomsday Survival Apocalypse

06/05 1336

More than 50% of the stars in the universe belong to binary star systems. About half a century ago, astronomers proposed a theoretical prediction that binary stars would sometimes form a shared envelope during their evolution. Until recently, Chinese and Australian astronomers jo - DayDayNews

More than 50% of the stars in the universe belong to binary star systems. About half a century ago, astronomers proposed a theoretical prediction that binary stars would sometimes form a shared envelope during their evolution. Until recently, Chinese and Australian astronomers jo

How to dance the stellar "pas de deux"? Chinese and Australian astronomers found for the first time direct evidence of shared envelope evolution of binary stars

06/05 1187

The proposal of dual carbon targets has not only made new energy industries such as electric vehicles and hydrogen fuel vehicles soar, but also provided scientists with a research topic, that is, how to turn carbon dioxide into waste through new technologies to achieve carbon red - DayDayNews

The proposal of dual carbon targets has not only made new energy industries such as electric vehicles and hydrogen fuel vehicles soar, but also provided scientists with a research topic, that is, how to turn carbon dioxide into waste through new technologies to achieve carbon red

New applications for solar energy! Michigan professor proposes new process to use CO2 and water to prepare chemical fuels to achieve carbon reduction goals

06/07 1010

This strange, fluid-like electronic behavior could be used in the next generation of low-power electronics, potentially making them more efficient. Although they are discrete particles, water molecules flow collectively as a liquid, creating streams, waves, eddies, and other clas - DayDayNews

This strange, fluid-like electronic behavior could be used in the next generation of low-power electronics, potentially making them more efficient. Although they are discrete particles, water molecules flow collectively as a liquid, creating streams, waves, eddies, and other clas

Scientists observe for the first time 'electron vortices' that could help design more efficient electronics

06/07 1885

In the classic Korean drama "Blue Life and Death", there is this sentence: "In my next life, I want to be a tree, so that I can always stay in one place and never leave." From ancient times to the present, trees have always been "rooted in the earth" "The image of "appeared", and - DayDayNews

In the classic Korean drama "Blue Life and Death", there is this sentence: "In my next life, I want to be a tree, so that I can always stay in one place and never leave." From ancient times to the present, trees have always been "rooted in the earth" "The image of "appeared", and

Did you know that trees can walk?

06/07 1595

Close your eyes and imagine that you eat some purple grapes and then your whole body turns purple. Isn't this scary? Of course, such bizarre things don't happen to humans. But Melissa Abramovitz told me that this is exactly what happens in sea caries. - DayDayNews

Close your eyes and imagine that you eat some purple grapes and then your whole body turns purple. Isn't this scary? Of course, such bizarre things don't happen to humans. But Melissa Abramovitz told me that this is exactly what happens in sea caries.

How do sea slugs change color?

06/07 1411

How cold is space, and does it drop to absolute zero? What would happen if you fell in without a spacesuit? While science fiction movies would have us believe that space is very cold — even very cold — space itself is not entirely cold. In fact, it actually has no temperature at - DayDayNews

How cold is space, and does it drop to absolute zero? What would happen if you fell in without a spacesuit? While science fiction movies would have us believe that space is very cold — even very cold — space itself is not entirely cold. In fact, it actually has no temperature at

How cold is space? The physics behind the temperature of the universe

06/07 1950

[CNMO News] Weight loss has always been a hot topic among people. Some people eat too much and don’t gain weight, while some people gain weight even if they drink water. Therefore, losing weight also troubles many people. They have tried various methods but still have no effect. - DayDayNews

[CNMO News] Weight loss has always been a hot topic among people. Some people eat too much and don’t gain weight, while some people gain weight even if they drink water. Therefore, losing weight also troubles many people. They have tried various methods but still have no effect.

It may be possible to eat dry without gaining weight. German scientists discovered signaling molecules that promote fat burning

06/07 1217

At 2 pm local time on the 4th, 61-year-old Russian tycoon Yuri Voronov was found "mysteriously dead" in the swimming pool of a luxury villa outside St. Petersburg. According to reports, since January this year, at least seven senior executives in the Russian energy field have "di - DayDayNews

At 2 pm local time on the 4th, 61-year-old Russian tycoon Yuri Voronov was found "mysteriously dead" in the swimming pool of a luxury villa outside St. Petersburg. According to reports, since January this year, at least seven senior executives in the Russian energy field have "di

A Russian gas contractor was shot dead in a swimming pool. Seven Russian energy executives have died in mysterious circumstances this year.

06/07 1685

In an aquarium, a staff member was waving a mackerel, tempting a penguin next to him to eat it, but the penguin was nonchalant and showed no reaction. When the staff member handed the fish almost to its mouth, the penguin turned away proudly. Not long after, an otter ran over and - DayDayNews

In an aquarium, a staff member was waving a mackerel, tempting a penguin next to him to eat it, but the penguin was nonchalant and showed no reaction. When the staff member handed the fish almost to its mouth, the penguin turned away proudly. Not long after, an otter ran over and

As fish prices rise, Japanese aquariums switch to cheaper feed. Penguins: Turn around and leave.

06/07 1954

South Korea has always been a country with extremely confident culture. As long as the culture they know is copied or stolen, they can apply to become their own cultural heritage. And among all countries, South Korea still likes it the most. Take Chinese culture as your own. - DayDayNews

South Korea has always been a country with extremely confident culture. As long as the culture they know is copied or stolen, they can apply to become their own cultural heritage. And among all countries, South Korea still likes it the most. Take Chinese culture as your own.

Koreans say that Korean food has more types than Chinese food. Japanese netizens: They only deserve to stay in the Chinese side dish area.

06/07 1353

Capricorn Capricorns are cautious, gentle and considerate, show off and wise, full of pride, creative, careful, independent and collaborative, and have the ability to innovate. - DayDayNews

Capricorn Capricorns are cautious, gentle and considerate, show off and wise, full of pride, creative, careful, independent and collaborative, and have the ability to innovate.

After 7 weeks, the fortunes of the four major zodiac signs are booming, foreign money will come in, and there will be no shortage of opportunities.

06/07 1436

Scorpio people are diligent, wise, loyal, gentle and quiet, and humorous. They know the difference between gambling and risk. creativity. - DayDayNews

Scorpio people are diligent, wise, loyal, gentle and quiet, and humorous. They know the difference between gambling and risk. creativity.

After a week, the four major zodiac signs are escorted by koi, making countless money, making countless money

06/07 1895

Capricorn Capricorns are energetic, talkative, eloquent, smart and capable, eager to help others, know how to manage interpersonal relationships well, and know how to get along with others in the most comfortable way. - DayDayNews

Capricorn Capricorns are energetic, talkative, eloquent, smart and capable, eager to help others, know how to manage interpersonal relationships well, and know how to get along with others in the most comfortable way.

After the 79th, there will be lucky stars in the four major constellations, koi will escort you in your destiny, and you will be full of wealth.

06/07 1977